discreet /disˈkri:t/ adj.小心的，谨慎的：I should make a few discreet enquiries about the firm before you sign anything. 我应先审慎打探一下这家公司的底细, 然后你再签字。It wasn't discreet of you to ring me up at the office.你打电话到我办公室真是太鲁莽了。